More people who blog and use social-networking and video sites are realizing just how public those spaces can be. That realization, in turn, is causing many of them to reconsider what they post or at the very least, to do more to protect their privacy.

A branch of the U.S. Navy secretly contracted a 33-plane fleet that included two Gulfstream jets reportedly used to fly terror suspects to countries known to practice torture, according to documents obtained by The Associated Press.